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John DeereModel A
John Deere 420
Row Crop
- power
- Not recorded
- displacement
- 113 ci
- Cylinders
- 2
- Forward gears
- 5
Head to head · Row Crop
John Deere 420 vs Massey-Harris 81
Massey-HarrisModel B
Massey-Harris 81
Row Crop
- power
- Not recorded
- displacement
- 124 ci
- Cylinders
- 4
- Forward gears
- 4
John DeereJohn Deere 420
vs
Massey-HarrisMassey-Harris 81
How they compare
Headline specs vs. the whole Row Crop
Engine Displacement
▲ 81 higher · +11 ci (+10%)420113 ci
81124 ci
Median Row Crop Tractor391 ci
420 is in the 1st percentile; 81 is in the 2nd · 1,409 models
Cylinders
▲ 81 higher · +2 (+100%)4202
814
Median Row Crop Tractor6
420 is in the 1st percentile; 81 is in the 17th · 1,417 models
Forward Gears
▲ 420 higher · +1 (+25%)4205
814
Median Row Crop Tractor16
420 is in the 7th percentile; 81 is in the 4th · 1,200 models
Operating Weight
▲ 420 higher · +355 lb (+12%)4203,250 lb
812,895 lb
Median Row Crop Tractor12,307 lb
420 is in the 3rd percentile; 81 is in the 2nd · 1,350 models
420 (A)81 (B)Median Row Crop Tractor
Full comparison
Every spec, side by side
General Information
| Spec | John Deere 420 | Massey-Harris 81 | Difference |
|---|---|---|---|
| Manufacturer | John Deere | Massey-Harris | — |
| Model | 420 | 81 | — |
| Category | Row Crop | Row Crop | Same |
Engine
| Spec | John Deere 420 | Massey-Harris 81 | Difference |
|---|---|---|---|
| Manufacturer | John Deere | Continental | — |
| Model | Not recorded | F124 | — |
| Rated RPM | 1,850RPM | 1,500RPM | ▲ 420+350 RPM · +23% |
| Cylinders | 2 | 4 | ▲ 81+2 · +100% |
| Displacement | 113ci | 124ci | ▲ 81+11 ci · +10% |
| Bore | 4.3in | 3in | ▲ 420+1.3 in · +43% |
| Stroke | 4in | 4.4in | ▲ 81+0.4 in · +10% |
Transmission
| Spec | John Deere 420 | Massey-Harris 81 | Difference |
|---|---|---|---|
| Type | Unsynchronized gear | Unsynchronized gear | Same |
Dimensions & Weight
| Spec | John Deere 420 | Massey-Harris 81 | Difference |
|---|---|---|---|
| Length | 115in | 119in | ▲ 81+4 in · +3% |
| Width | 55.5in | Not recorded | — |
| Height | 58.8in | 58in | ▲ 420+0.8 in · +1% |
| Operating Weight | 3,250lb | 2,895lb | ▲ 420+355 lb · +12% |
Hydraulics
| Spec | John Deere 420 | Massey-Harris 81 | Difference |
|---|---|---|---|
| Steering Type | Manual | Manual | Same |
Power Take-off (PTO)
| Spec | John Deere 420 | Massey-Harris 81 | Difference |
|---|---|---|---|
| Type | Optional Transmission or Live PTO | Not recorded | — |
| Speed 1 | 540rpm | Not recorded | — |
Hitch & Towing
| Spec | John Deere 420 | Massey-Harris 81 | Difference |
|---|---|---|---|
| Hitch Category | I | Not recorded | — |
| Hitch Position | Rear | Not recorded | — |
Chassis & Drive
| Spec | John Deere 420 | Massey-Harris 81 | Difference |
|---|---|---|---|
| Chassis Type | 4x2 2WD | 4x2 2WD | Same |
| Drive Type | 2WD | 2WD | Same |
| Steering Type | Manual | Manual | Same |
Electrical
| Spec | John Deere 420 | Massey-Harris 81 | Difference |
|---|---|---|---|
| Starter Type | Electric | Electric Starter | — |
Capacities
| Spec | John Deere 420 | Massey-Harris 81 | Difference |
|---|---|---|---|
| Coolant | 2.8gal | 2.8gal | Same |
Operator Station
| Spec | John Deere 420 | Massey-Harris 81 | Difference |
|---|---|---|---|
| Type | Open operator station | Not recorded | — |
Category context
Both models against the field
Engine Displacement
median 391 ciA · 1st percentile (113 ci)B · 2nd percentile (124 ci)
Cylinders
median 6A · 1st percentile (2)B · 17th percentile (4)
Forward Gears
median 16A · 7th percentile (5)B · 4th percentile (4)
Operating Weight
median 12,307 lbA · 3rd percentile (3,250 lb)B · 2nd percentile (2,895 lb)
Length
median 180 inA · 2nd percentile (115 in)B · 2nd percentile (119 in)
A · 420B · 81Median Row Crop Tractor